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Chapter 1 - System Description
1.4
Base Station Equipment
The BreezeMAX Base Station Equipment includes a modular Base Station that
can serve up to six sectors and a stand-alone Micro Base Station. The Mu
Carrier, High Power, Full Duplex Base Station and Micro Base S
the functionality necessary to communicate with SUs and to connect to the
backbone of the Service Provider.
1.4.1
Modular Base Station
The modular Base Station comprises the following elem
1.4.1.1
Base Station Chassis
The Base Station Equipment is b
on an 8U high cPCI (compact
Peripheral Component Interconnect)
shelf designed for installation in a
19" or 21" (ETSI) rack. This chassis
has
a total of nine double Euro (6U
high) slots and six single Euro (3U
high) slots. All the modules are hot
swa
ppable, and high availability can
be provided through multiple
redundancy schemes.
The six single Euro slots are intended fo
Units (PIU) and up to four redundant Power Supply Units (PSUs).
On
e of the double Euro slots is dedicated to the Network Processing Unit (NPU)
mo
dule, supporting a central networking and m
double Euro slot is reserved for an optional redundant NPU (NPU redundancy
support is planned for a future release).
The remaining seven double Euro slots are dedicated mainly for Access Unit (AU)
indoor modules, thus enabling various future redundancy configuratio
these slots will also be able to host a Network Interface Unit (NIU) to allow for
NxE1 or ATM backbone connectivity in future releases.
Additionally, the Base Station chassis contains an air convection and ventilation
fan tray (AVU).
8
ased
r one or two redundant Power Interface
anagement architecture. Another
lti
tation provide all
ents:
ns. Each of
BreezeMAX System Manual
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